7X87

The complex structure of beta-1,2-glucosyltransferase from Ignavibacterium album with sophotetraose observed as sophorose

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Beta-galactosidase	polymer	724	84845.8	2	UniProt (I0AIT9) Pfam (PF01301) In PDB	Ignavibacterium album
2	F	beta-D-glucopyranose-(1-2)-beta-D-glucopyranose	branched		342.3	1	In PDB GlyTouCan (G26080VZ)
3	A, B	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
4		water	water		18.0	863	Chemie (HOH)

Sequence modifications

A, B: 1 - 716 (UniProt: I0AIT9)

PDB	External Database	Details
Gln 343	Glu 343	engineered mutation
Leu 717	-	expression tag
Glu 718	-	expression tag
His 719	-	expression tag
His 720	-	expression tag
His 721	-	expression tag
His 722	-	expression tag
His 723	-	expression tag
His 724	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	169691.6
Branched	Number of molecules	1
	Total formula weight	342.3
Non-Polymers*	Number of molecules	4
	Total formula weight	160.3
All*	Total formula weight	170194.2

*Water molecules are not included.